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This commit is contained in:
Uther Ali
2024-09-15 22:40:48 +02:00
parent df3b8a3135
commit 0234b33671
5804 changed files with 943618 additions and 1 deletions
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262
GtkSharp/Source/Libs/GLibSharp/Spawn.cs Normal file
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// glib/Spawn.cs : Spawn g_spawn API wrapper
//
// Author: Mike Kestner <mkestner@novell.com>
//
// Copyright (c) 2007 Novell, Inc.
//
// This program is free software; you can redistribute it and/or
// modify it under the terms of version 2 of the Lesser GNU General
// Public License as published by the Free Software Foundation.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this program; if not, write to the
// Free Software Foundation, Inc., 59 Temple Place - Suite 330,
// Boston, MA 02111-1307, USA.
namespace GLib {
using System;
using System.Runtime.InteropServices;
public enum SpawnError {
Fork,
Read,
Chdir,
Acces,
Perm,
TooBig,
NoExec,
NameTooLong,
NoEnt,
NoMem,
NotDir,
Loop,
TxtBusy,
IO,
NFile,
MFile,
Inval,
IsDir,
LibBad,
Failed,
}
[Flags]
public enum SpawnFlags {
LeaveDescriptorsOpen = 1 << 0,
DoNotReapChild = 1 << 1,
SearchPath = 1 << 2,
StdoutToDevNull = 1 << 3,
StderrToDevNull = 1 << 4,
ChildInheritsStdin = 1 << 5,
FileAndArgvZero = 1 << 6,
}
public delegate void SpawnChildSetupFunc ();
[UnmanagedFunctionPointer (CallingConvention.Cdecl)]
internal delegate void SpawnChildSetupFuncNative (IntPtr gch);
internal class SpawnChildSetupWrapper {
SpawnChildSetupFunc handler;
public SpawnChildSetupWrapper (SpawnChildSetupFunc handler)
{
if (handler == null)
return;
this.handler = handler;
Data = (IntPtr) GCHandle.Alloc (this);
NativeCallback = new SpawnChildSetupFuncNative (InvokeHandler);
}
public IntPtr Data;
public SpawnChildSetupFuncNative NativeCallback;
static void InvokeHandler (IntPtr data)
{
if (data == IntPtr.Zero)
return;
GCHandle gch = (GCHandle) data;
(gch.Target as SpawnChildSetupWrapper).handler ();
gch.Free ();
}
}
public class Process {
public const int IgnorePipe = Int32.MaxValue;
public const int RequestPipe = 0;
long pid;
private Process (int pid)
{
this.pid = pid;
}
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
delegate void d_g_spawn_close_pid(int pid);
static d_g_spawn_close_pid g_spawn_close_pid = FuncLoader.LoadFunction<d_g_spawn_close_pid>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_spawn_close_pid"));
public void Close ()
{
g_spawn_close_pid ((int) pid);
}
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
delegate bool d_g_spawn_async(IntPtr dir, IntPtr[] argv, IntPtr[] envp, int flags, SpawnChildSetupFuncNative func, IntPtr data, out int pid, out IntPtr error);
static d_g_spawn_async g_spawn_async = FuncLoader.LoadFunction<d_g_spawn_async>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_spawn_async"));
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
delegate bool d_g_spawn_async_utf8(IntPtr dir, IntPtr[] argv, IntPtr[] envp, int flags, SpawnChildSetupFuncNative func, IntPtr data, out int pid, out IntPtr error);
static d_g_spawn_async_utf8 g_spawn_async_utf8 = FuncLoader.LoadFunction<d_g_spawn_async_utf8>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GObject), "g_spawn_async_utf8"));
public static bool SpawnAsync (string working_directory, string[] argv, string[] envp, SpawnFlags flags, SpawnChildSetupFunc child_setup, out Process child_process)
{
int pid;
IntPtr error;
IntPtr native_dir = Marshaller.StringToPtrGStrdup (working_directory);
IntPtr[] native_argv = Marshaller.StringArrayToNullTermPointer (argv);
IntPtr[] native_envp = Marshaller.StringArrayToNullTermPointer (envp);
SpawnChildSetupWrapper wrapper = new SpawnChildSetupWrapper (child_setup);
bool result;
if (Global.IsWindowsPlatform)
result = g_spawn_async_utf8 (native_dir, native_argv, native_envp, (int) flags, wrapper.NativeCallback, wrapper.Data, out pid, out error);
else
result = g_spawn_async (native_dir, native_argv, native_envp, (int) flags, wrapper.NativeCallback, wrapper.Data, out pid, out error);
child_process = new Process (pid);
Marshaller.Free (native_dir);
Marshaller.Free (native_argv);
Marshaller.Free (native_envp);
if (error != IntPtr.Zero) throw new GLib.GException (error);
return result;
}
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
delegate bool d_g_spawn_async_with_pipes(IntPtr dir, IntPtr[] argv, IntPtr[] envp, int flags, SpawnChildSetupFuncNative func, IntPtr data, out int pid, IntPtr stdin, IntPtr stdout, IntPtr stderr, out IntPtr error);
static d_g_spawn_async_with_pipes g_spawn_async_with_pipes = FuncLoader.LoadFunction<d_g_spawn_async_with_pipes>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_spawn_async_with_pipes"));
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
delegate bool d_g_spawn_async_with_pipes_utf8(IntPtr dir, IntPtr[] argv, IntPtr[] envp, int flags, SpawnChildSetupFuncNative func, IntPtr data, out int pid, IntPtr stdin, IntPtr stdout, IntPtr stderr, out IntPtr error);
static d_g_spawn_async_with_pipes_utf8 g_spawn_async_with_pipes_utf8 = FuncLoader.LoadFunction<d_g_spawn_async_with_pipes_utf8>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GObject), "g_spawn_async_with_pipes_utf8"));
public static bool SpawnAsyncWithPipes (string working_directory, string[] argv, string[] envp, SpawnFlags flags, SpawnChildSetupFunc child_setup, out Process child_process, ref int stdin, ref int stdout, ref int stderr)
{
int pid;
IntPtr error;
IntPtr native_dir = Marshaller.StringToPtrGStrdup (working_directory);
IntPtr[] native_argv = Marshaller.StringArrayToNullTermPointer (argv);
IntPtr[] native_envp = Marshaller.StringArrayToNullTermPointer (envp);
SpawnChildSetupWrapper wrapper = new SpawnChildSetupWrapper (child_setup);
IntPtr in_ptr = stdin == IgnorePipe ? IntPtr.Zero : Marshal.AllocHGlobal (4);
IntPtr out_ptr = stdout == IgnorePipe ? IntPtr.Zero : Marshal.AllocHGlobal (4);
IntPtr err_ptr = stderr == IgnorePipe ? IntPtr.Zero : Marshal.AllocHGlobal (4);
bool result;
if (Global.IsWindowsPlatform)
result = g_spawn_async_with_pipes_utf8 (native_dir, native_argv, native_envp, (int) flags, wrapper.NativeCallback, wrapper.Data, out pid, in_ptr, out_ptr, err_ptr, out error);
else
result = g_spawn_async_with_pipes (native_dir, native_argv, native_envp, (int) flags, wrapper.NativeCallback, wrapper.Data, out pid, in_ptr, out_ptr, err_ptr, out error);
child_process = new Process (pid);
if (in_ptr != IntPtr.Zero) {
stdin = Marshal.ReadInt32 (in_ptr);
Marshal.FreeHGlobal (in_ptr);
}
if (out_ptr != IntPtr.Zero) {
stdout = Marshal.ReadInt32 (out_ptr);
Marshal.FreeHGlobal (out_ptr);
}
if (err_ptr != IntPtr.Zero) {
stderr = Marshal.ReadInt32 (err_ptr);
Marshal.FreeHGlobal (err_ptr);
}
Marshaller.Free (native_dir);
Marshaller.Free (native_argv);
Marshaller.Free (native_envp);
if (error != IntPtr.Zero) throw new GLib.GException (error);
return result;
}
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
delegate bool d_g_spawn_sync(IntPtr dir, IntPtr[] argv, IntPtr[] envp, int flags, SpawnChildSetupFuncNative func, IntPtr data, out IntPtr stdout, out IntPtr stderr, out int exit_status, out IntPtr error);
static d_g_spawn_sync g_spawn_sync = FuncLoader.LoadFunction<d_g_spawn_sync>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_spawn_sync"));
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
delegate bool d_g_spawn_sync_utf8(IntPtr dir, IntPtr[] argv, IntPtr[] envp, int flags, SpawnChildSetupFuncNative func, IntPtr data, out IntPtr stdout, out IntPtr stderr, out int exit_status, out IntPtr error);
static d_g_spawn_sync_utf8 g_spawn_sync_utf8 = FuncLoader.LoadFunction<d_g_spawn_sync_utf8>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GObject), "g_spawn_sync_utf8"));
public static bool SpawnSync (string working_directory, string[] argv, string[] envp, SpawnFlags flags, SpawnChildSetupFunc child_setup, out string stdout, out string stderr, out int exit_status)
{
IntPtr native_stdout, native_stderr, error;
IntPtr native_dir = Marshaller.StringToPtrGStrdup (working_directory);
IntPtr[] native_argv = Marshaller.StringArrayToNullTermPointer (argv);
IntPtr[] native_envp = Marshaller.StringArrayToNullTermPointer (envp);
SpawnChildSetupWrapper wrapper = new SpawnChildSetupWrapper (child_setup);
bool result;
if (Global.IsWindowsPlatform)
result = g_spawn_sync (native_dir, native_argv, native_envp, (int) flags, wrapper.NativeCallback, wrapper.Data, out native_stdout, out native_stderr, out exit_status, out error);
else
result = g_spawn_sync (native_dir, native_argv, native_envp, (int) flags, wrapper.NativeCallback, wrapper.Data, out native_stdout, out native_stderr, out exit_status, out error);
Marshaller.Free (native_dir);
Marshaller.Free (native_argv);
Marshaller.Free (native_envp);
stdout = Marshaller.PtrToStringGFree (native_stdout);
stderr = Marshaller.PtrToStringGFree (native_stderr);
if (error != IntPtr.Zero) throw new GLib.GException (error);
return result;
}
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
delegate bool d_g_spawn_command_line_async(IntPtr cmdline, out IntPtr error);
static d_g_spawn_command_line_async g_spawn_command_line_async = FuncLoader.LoadFunction<d_g_spawn_command_line_async>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_spawn_command_line_async"));
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
delegate bool d_g_spawn_command_line_async_utf8(IntPtr cmdline, out IntPtr error);
static d_g_spawn_command_line_async_utf8 g_spawn_command_line_async_utf8 = FuncLoader.LoadFunction<d_g_spawn_command_line_async_utf8>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GObject), "g_spawn_command_line_async_utf8"));
public static bool SpawnCommandLineAsync (string command_line)
{
IntPtr error;
IntPtr native_cmd = Marshaller.StringToPtrGStrdup (command_line);
bool result;
if (Global.IsWindowsPlatform)
result = g_spawn_command_line_async_utf8 (native_cmd, out error);
else
result = g_spawn_command_line_async (native_cmd, out error);
Marshaller.Free (native_cmd);
if (error != IntPtr.Zero) throw new GLib.GException (error);
return result;
}
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
delegate bool d_g_spawn_command_line_sync(IntPtr cmdline, out IntPtr stdout, out IntPtr stderr, out int exit_status, out IntPtr error);
static d_g_spawn_command_line_sync g_spawn_command_line_sync = FuncLoader.LoadFunction<d_g_spawn_command_line_sync>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GLib), "g_spawn_command_line_sync"));
[UnmanagedFunctionPointer(CallingConvention.Cdecl)]
delegate bool d_g_spawn_command_line_sync_utf8(IntPtr cmdline, out IntPtr stdout, out IntPtr stderr, out int exit_status, out IntPtr error);
static d_g_spawn_command_line_sync_utf8 g_spawn_command_line_sync_utf8 = FuncLoader.LoadFunction<d_g_spawn_command_line_sync_utf8>(FuncLoader.GetProcAddress(GLibrary.Load(Library.GObject), "g_spawn_command_line_sync_utf8"));
public static bool SpawnCommandLineSync (string command_line, out string stdout, out string stderr, out int exit_status)
{
IntPtr error, native_stdout, native_stderr;
IntPtr native_cmd = Marshaller.StringToPtrGStrdup (command_line);
bool result;
if (Global.IsWindowsPlatform)
result = g_spawn_command_line_sync_utf8 (native_cmd, out native_stdout, out native_stderr, out exit_status, out error);
else
result = g_spawn_command_line_sync (native_cmd, out native_stdout, out native_stderr, out exit_status, out error);
Marshaller.Free (native_cmd);
stdout = Marshaller.PtrToStringGFree (native_stdout);
stderr = Marshaller.PtrToStringGFree (native_stderr);
if (error != IntPtr.Zero) throw new GLib.GException (error);
return result;
}
}
}